Rainwater harvesting filter Optimax-Pro. This is our preferred filter as it fits perfectly in the turret of the Graf Carat and Rondus tanks and it's self-cleaning. The filter combines an extremely low height offset of just 165mm,  filter mesh of 0.35 mm and a water yield of over 95%. IN STOCK-NEXT DAY SHIPPING.

Rainwater Harvesting Filter for inline filtration of rainwater in tanks both above and below ground. DN 100 and suitable for 150m2 roof water collection.

Down-pipe rainwater filter and collector. This affordable and high quality filter is a must for rainwater harvesters. Features an automatic overflow and removable filter. So easy to install on UK size household drain pipes. DO IT YOURSELF INSTALLATION. IN STOCK - NEXT DAY SHIPPING.

Filter rainwater with Gutter Mate - the low cost filtration system for household use. Divert and filter rain water before it goes in the water butt. Price includes mainland UK postage.

Rainwater Filter for downpipes. Rainus Filter cleans water before it enters storage tank. If you have trees overhanging nearby or moss on the roof, get rid of the debris before it hits your tank filter. IN STOCK - NEXT DAY SHIPPING.

TwinFilter 1000650 the best selfcleaning rainwater filter for large roof areas eg industrial buildings, barn roofs, large house roofs, schools. 

Overflow Siphon or syphon removes or skims floating pollen and smaller particles which are floating on the surface water in a tank. Reduces souring and discolouration water. IN STOCK - NEXT DAY SHIPPING.

Rainwater filter or underground tank filter 1000300 for installation in rainwater tanks. Due to the inclined angle of the cartridge filter sieve and its very smooth surface structure the dirt by-passes the tank and is rinsed into the drain.